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  • Ammonium sulfate - Wikipedia

    Ammonium sulfate Ammonium sulfate (2:1) Diammonium sulfate Sulfuric acid diammonium salt Mascagnite Actamaster Dolamin

  • Erbium - Wikipedia

    Erbium is a chemical element with symbol Er and atomic number 68. A silvery-white solid metal when artificially isolated, natural erbium is always found in chemical combination with other elements.

  • Research and Services - John de Laeter Centre

    The John de Laeter Centre provides quantitative data used to understand processes of Earth and planetary evolution, characterise the nature of resources and materials upon which our society depends, and monitor our changing environment.

  • Chromium transition metal Chemistry chromium…

    The chemistry of chromium (principal oxidation states +3 and +6) is described with particular emphasis on chromium(III) complex ions with ligands such as water, ammonia and chloride ion, and the chromium(VI) oxyanions i.e. chromate(VI) and dichromate(VI) including the latter'chemicals redox reactions.

  • Acetone (EHC 207, 1998) - inchem.org

    INTERNATIONAL PROGRAMME ON CHEMICAL SAFETY ENVIRONMENTAL HEALTH CRITERIA 207 ACETONE This report contains the collective views of an international group of experts and does not necessarily represent the decisions or the stated policy of the United Nations Environment Programme, the International Labour Organisation, or …

  • Acetone (EHC 207, 1998) - inchem.org

    INTERNATIONAL PROGRAMME ON CHEMICAL SAFETY ENVIRONMENTAL HEALTH CRITERIA 207 ACETONE This report contains the collective views of an international group of experts and does not necessarily represent the decisions or the stated policy of the United Nations Environment Programme, the International Labour Organisation, or …

  • Acetone (EHC 207, 1998) - inchem.org

    INTERNATIONAL PROGRAMME ON CHEMICAL SAFETY ENVIRONMENTAL HEALTH CRITERIA 207 ACETONE This report contains the collective views of an international group of experts and does not necessarily represent the decisions or the stated policy of the United Nations Environment Programme, the International Labour Organisation, or …